houston-based black elk energy confirmed all of this. hospital officials in new orleans saying they're treating four workers who are in critical condition with second and third degree burns over much of their bodies. the coast guard reports using helicopters and boats now to try to find the workers who were still missing. this comes just one day after oil giant bp agreed to felony charges and a record $4.5 billion settlement for the 2010 deep water horizon disaster. phil keating with the news live from south florida now. what triggered today's fire? >> it appears to be a maintenance crew using a blade saw to cut some pipe. that shot spark noose some spilled oil. thus causing the fire and causing some serious consequences. this all happened about 25 miles southeast of grand isle, louisiana. the fire only burned for about an hour and a half. so the platform itself is not believed to be in danger of collapsing as did bp's deep water horizon rig 2 1/2 years ago. black he will o'clock energy sent this showing the section of pipe being cut whe